intercity rail, as well, that is, amtrak and other city rail services are not funded by mass transit. they are administered by a different part of transportation. host: as far as the federal administration budget request for 2013, here is the breakdown. is about $11 billion total. it is broken down this way, transit, -- try the formula grants, $4.5 billion. what are those? guest: there is a wash -- washington regional agency, or sometimes states receive that money because they have commuter rail. is money that goes automatically and it is money principally to be used for capital investment. it used to be called, and rail modernization. there was a for light rail and heavy rail systems. -- it was for light rail and heavy rail system spirit those -- a and heavy rail systems. those are formula funded as opposed to discretionary fund it. host: and on the chart here, bus and rail minutes, that seems pretty easy to understand. is there anything else we should know? guest: we do not at the federal level support operating subsidies. but in fact, the money goes to maintenance. generally accept